Samsung SGH-C130. Display diagonal: 3.84 cm (1.51"), Display resolution: 128 x 128 pixels, Display: CSTN. Internal memory: 1.8 MB. Data network: GPRS, WAP: 1.2. Ringer type: Polyphonic. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 750 mAh, Talk time (2G): 5.4h